Leading women's doubles pair Sania Mirza-Martina Hingis entered the semi-finals of the Wuhan Open tennis tournament here on Thursday.
The top seed duo defeated fifth seeded American pair of Raquel Kops-Jones and Abigail Spears 6-2, 6-2 in the last eight stage in only 58 minutes.
Sania and Hingis earlier beat Polish-Australian pair of Klaudia Jans-Ignacik and Anastasia Rodionova 6-3, 6-2 in the second round.
The Indo-Swiss pair recently won the Guangzhou Open. They have won an impressive six titles together including triumphs at Wimbledon and US Open.